[INFO] fetching crate underthesea_core 1.0.4... [INFO] checking underthesea_core-1.0.4 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate underthesea_core 1.0.4 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate underthesea_core 1.0.4 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate underthesea_core 1.0.4 [INFO] finished tweaking crates.io crate underthesea_core 1.0.4 [INFO] tweaked toml for crates.io crate underthesea_core 1.0.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 109 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding bstr v0.2.17 (available: v1.10.0) [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.18) [INFO] [stderr] Adding crfs v0.1.3 (available: v0.2.0) [INFO] [stderr] Adding criterion v0.3.6 (available: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (available: v0.5.0) [INFO] [stderr] Adding half v1.8.3 (available: v2.4.1) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding indoc v0.3.6 (available: v2.0.5) [INFO] [stderr] Adding indoc-impl v0.3.6 (available: v0.3.7) [INFO] [stderr] Adding itertools v0.10.5 (available: v0.13.0) [INFO] [stderr] Adding nalgebra v0.29.0 (available: v0.33.0) [INFO] [stderr] Adding nalgebra-macros v0.1.0 (available: v0.2.2) [INFO] [stderr] Adding parking_lot v0.11.2 (available: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.8.6 (available: v0.9.10) [INFO] [stderr] Adding paste v0.1.18 (available: v1.0.15) [INFO] [stderr] Adding pyo3 v0.15.2 (available: v0.22.3) [INFO] [stderr] Adding pyo3-build-config v0.15.2 (available: v0.22.3) [INFO] [stderr] Adding pyo3-macros v0.15.2 (available: v0.22.3) [INFO] [stderr] Adding pyo3-macros-backend v0.15.2 (available: v0.22.3) [INFO] [stderr] Adding redox_syscall v0.2.16 (available: v0.5.6) [INFO] [stderr] Adding regex-automata v0.1.10 (available: v0.4.7) [INFO] [stderr] Adding simba v0.6.0 (available: v0.9.0) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding textwrap v0.11.0 (available: v0.16.1) [INFO] [stderr] Adding unicode-width v0.1.14 (available: v0.2.0) [INFO] [stderr] Adding unindent v0.1.11 (available: v0.2.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 43cdc77be98ebb30eff5a7d181d7bb3175d8750262f9e1697f328e4281b08688 [INFO] running `Command { std: "docker" "start" "-a" "43cdc77be98ebb30eff5a7d181d7bb3175d8750262f9e1697f328e4281b08688", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "43cdc77be98ebb30eff5a7d181d7bb3175d8750262f9e1697f328e4281b08688", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43cdc77be98ebb30eff5a7d181d7bb3175d8750262f9e1697f328e4281b08688", kill_on_drop: false }` [INFO] [stdout] 43cdc77be98ebb30eff5a7d181d7bb3175d8750262f9e1697f328e4281b08688 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e437406cbb842bd67c0dc22ae362f4b91e5f17502994f6002093dfd16ca2ea70 [INFO] running `Command { std: "docker" "start" "-a" "e437406cbb842bd67c0dc22ae362f4b91e5f17502994f6002093dfd16ca2ea70", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling pyo3-build-config v0.15.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Checking bytemuck v1.18.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Compiling matrixmultiply v0.3.9 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling unindent v0.1.11 [INFO] [stderr] Checking bstr v1.10.0 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking array-init v2.1.0 [INFO] [stderr] Checking jhash v0.1.1 [INFO] [stderr] Checking safe_arch v0.7.2 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking cqdb v0.5.8 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking wide v0.7.28 [INFO] [stderr] Checking crfs v0.1.3 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking paste v0.1.18 [INFO] [stderr] Compiling pyo3 v0.15.2 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Checking simba v0.6.0 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling pyo3-macros-backend v0.15.2 [INFO] [stderr] Compiling indoc-impl v0.3.6 [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Checking indoc v0.3.6 [INFO] [stderr] Compiling pyo3-macros v0.15.2 [INFO] [stderr] Checking nalgebra v0.29.0 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking underthesea_core v1.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `underthesea_core` [INFO] [stdout] --> benches/lab.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use underthesea_core; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude::*` [INFO] [stdout] --> benches/featurizers.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> benches/lab.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let mut arr: [u32; 2] = [10, 100]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> benches/lab.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let a = 1 + 2; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `f1` is never used [INFO] [stdout] --> benches/lab.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn f1() { [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `rayon::iter::Map` that must be used [INFO] [stdout] --> benches/lab.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | arr.par_iter_mut().map(|n| fibonacci(*n)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterator adaptors are lazy and do nothing unless consumed [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 19 | let _ = arr.par_iter_mut().map(|n| fibonacci(*n)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.49s [INFO] running `Command { std: "docker" "inspect" "e437406cbb842bd67c0dc22ae362f4b91e5f17502994f6002093dfd16ca2ea70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e437406cbb842bd67c0dc22ae362f4b91e5f17502994f6002093dfd16ca2ea70", kill_on_drop: false }` [INFO] [stdout] e437406cbb842bd67c0dc22ae362f4b91e5f17502994f6002093dfd16ca2ea70